class DateTimeItemTest

class DateTimeItemTest extends FieldKernelTestBase {
    
    /**
     * A field storage to use in this test class.
     *
     * @var \Drupal\field\Entity\FieldStorageConfig
     */
    protected $fieldStorage;
    
    /**
     * The field used in this test class.
     *
     * @var \Drupal\field\Entity\FieldConfig
     */
    protected $field;
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    protected static $modules = [
        'datetime',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        // Create a field with settings to validate.
        $this->fieldStorage = FieldStorageConfig::create([
            'field_name' => 'field_datetime',
            'type' => 'datetime',
            'entity_type' => 'entity_test',
            'settings' => [
                'datetime_type' => DateTimeItem::DATETIME_TYPE_DATETIME,
            ],
        ]);
        $this->fieldStorage
            ->save();
        $this->field = FieldConfig::create([
            'field_storage' => $this->fieldStorage,
            'bundle' => 'entity_test',
            'settings' => [
                'default_value' => 'blank',
            ],
        ]);
        $this->field
            ->save();
    }
    
    /**
     * Tests using entity fields of the datetime field type.
     */
    public function testDateTime() {
        $this->fieldStorage
            ->setSetting('datetime_type', DateTimeItem::DATETIME_TYPE_DATETIME);
        $this->fieldStorage
            ->save();
        // Verify entity creation.
        $entity = EntityTest::create();
        $value = '2014-01-01T20:00:00';
        $entity->field_datetime = $value;
        $entity->name->value = $this->randomMachineName();
        $this->entityValidateAndSave($entity);
        // Verify entity has been created properly.
        $id = $entity->id();
        $entity = EntityTest::load($id);
        $this->assertInstanceOf(FieldItemListInterface::class, $entity->field_datetime);
        $this->assertInstanceOf(FieldItemInterface::class, $entity->field_datetime[0]);
        $this->assertEquals($value, $entity->field_datetime->value);
        $this->assertEquals($value, $entity->field_datetime[0]->value);
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime[0]
            ->getProperties()['value']
            ->getDateTime()
            ->getTimeZone()
            ->getName());
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
        // Verify changing the date value.
        $new_value = '2016-11-04T00:21:00';
        $entity->field_datetime->value = $new_value;
        $this->assertEquals($new_value, $entity->field_datetime->value);
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime[0]
            ->getProperties()['value']
            ->getDateTime()
            ->getTimeZone()
            ->getName());
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
        // Read changed entity and assert changed values.
        $this->entityValidateAndSave($entity);
        $entity = EntityTest::load($id);
        $this->assertEquals($new_value, $entity->field_datetime->value);
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime[0]
            ->getProperties()['value']
            ->getDateTime()
            ->getTimeZone()
            ->getName());
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
        // Test the generateSampleValue() method.
        $entity = EntityTest::create();
        $entity->field_datetime
            ->generateSampleItems();
        $this->entityValidateAndSave($entity);
    }
    
    /**
     * Tests using entity fields of the date field type.
     */
    public function testDateOnly() {
        $this->fieldStorage
            ->setSetting('datetime_type', DateTimeItem::DATETIME_TYPE_DATE);
        $this->fieldStorage
            ->save();
        // Verify entity creation.
        $entity = EntityTest::create();
        $value = '2014-01-01';
        $entity->field_datetime = $value;
        $entity->name->value = $this->randomMachineName();
        $this->entityValidateAndSave($entity);
        // Verify entity has been created properly.
        $id = $entity->id();
        $entity = EntityTest::load($id);
        $this->assertInstanceOf(FieldItemListInterface::class, $entity->field_datetime);
        $this->assertInstanceOf(FieldItemInterface::class, $entity->field_datetime[0]);
        $this->assertEquals($value, $entity->field_datetime->value);
        $this->assertEquals($value, $entity->field_datetime[0]->value);
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
        $this->assertEquals('12:00:00', $entity->field_datetime->date
            ->format('H:i:s'));
        $entity->field_datetime->date
            ->setDefaultDateTime();
        $this->assertEquals('12:00:00', $entity->field_datetime->date
            ->format('H:i:s'));
        // Verify changing the date value.
        $new_value = '2016-11-04';
        $entity->field_datetime->value = $new_value;
        $this->assertEquals($new_value, $entity->field_datetime->value);
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
        $this->assertEquals('12:00:00', $entity->field_datetime->date
            ->format('H:i:s'));
        $entity->field_datetime->date
            ->setDefaultDateTime();
        $this->assertEquals('12:00:00', $entity->field_datetime->date
            ->format('H:i:s'));
        // Read changed entity and assert changed values.
        $this->entityValidateAndSave($entity);
        $entity = EntityTest::load($id);
        $this->assertEquals($new_value, $entity->field_datetime->value);
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
        $this->assertEquals('12:00:00', $entity->field_datetime->date
            ->format('H:i:s'));
        $entity->field_datetime->date
            ->setDefaultDateTime();
        $this->assertEquals('12:00:00', $entity->field_datetime->date
            ->format('H:i:s'));
        // Test the generateSampleValue() method.
        $entity = EntityTest::create();
        $entity->field_datetime
            ->generateSampleItems();
        $this->assertEquals('12:00:00', $entity->field_datetime->date
            ->format('H:i:s'));
        $entity->field_datetime->date
            ->setDefaultDateTime();
        $this->assertEquals('12:00:00', $entity->field_datetime->date
            ->format('H:i:s'));
        $this->entityValidateAndSave($entity);
    }
    
    /**
     * Tests DateTimeItem::setValue().
     */
    public function testSetValue() {
        // Test a date+time field.
        $this->fieldStorage
            ->setSetting('datetime_type', DateTimeItem::DATETIME_TYPE_DATETIME);
        $this->fieldStorage
            ->save();
        // Test DateTimeItem::setValue() using string.
        $entity = EntityTest::create();
        $value = '2014-01-01T20:00:00';
        $entity->get('field_datetime')
            ->set(0, $value);
        $this->entityValidateAndSave($entity);
        // Load the entity and ensure the field was saved correctly.
        $id = $entity->id();
        $entity = EntityTest::load($id);
        $this->assertEquals($value, $entity->field_datetime[0]->value, 'DateTimeItem::setValue() works with string value.');
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
        // Test DateTimeItem::setValue() using property array.
        $entity = EntityTest::create();
        $value = '2014-01-01T20:00:00';
        $entity->set('field_datetime', $value);
        $this->entityValidateAndSave($entity);
        // Load the entity and ensure the field was saved correctly.
        $id = $entity->id();
        $entity = EntityTest::load($id);
        $this->assertEquals($value, $entity->field_datetime[0]->value, 'DateTimeItem::setValue() works with array value.');
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
        // Test a date-only field.
        $this->fieldStorage
            ->setSetting('datetime_type', DateTimeItem::DATETIME_TYPE_DATE);
        $this->fieldStorage
            ->save();
        // Test DateTimeItem::setValue() using string.
        $entity = EntityTest::create();
        $value = '2014-01-01';
        $entity->get('field_datetime')
            ->set(0, $value);
        $this->entityValidateAndSave($entity);
        // Load the entity and ensure the field was saved correctly.
        $id = $entity->id();
        $entity = EntityTest::load($id);
        $this->assertEquals($value, $entity->field_datetime[0]->value, 'DateTimeItem::setValue() works with string value.');
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
        // Test DateTimeItem::setValue() using property array.
        $entity = EntityTest::create();
        $value = '2014-01-01';
        $entity->set('field_datetime', $value);
        $this->entityValidateAndSave($entity);
        // Load the entity and ensure the field was saved correctly.
        $id = $entity->id();
        $entity = EntityTest::load($id);
        $this->assertEquals($value, $entity->field_datetime[0]->value, 'DateTimeItem::setValue() works with array value.');
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
    }
    
    /**
     * Tests setting the value of the DateTimeItem directly.
     */
    public function testSetValueProperty() {
        // Test Date::setValue() with a date+time field.
        // Test a date+time field.
        $this->fieldStorage
            ->setSetting('datetime_type', DateTimeItem::DATETIME_TYPE_DATETIME);
        $this->fieldStorage
            ->save();
        $entity = EntityTest::create();
        $value = '2014-01-01T20:00:00';
        $entity->set('field_datetime', $value);
        $this->entityValidateAndSave($entity);
        // Load the entity and ensure the field was saved correctly.
        $id = $entity->id();
        $entity = EntityTest::load($id);
        $this->assertEquals($value, $entity->field_datetime[0]->value, '"Value" property can be set directly.');
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
        // Test Date::setValue() with a date-only field.
        // Test a date+time field.
        $this->fieldStorage
            ->setSetting('datetime_type', DateTimeItem::DATETIME_TYPE_DATE);
        $this->fieldStorage
            ->save();
        $entity = EntityTest::create();
        $value = '2014-01-01';
        $entity->set('field_datetime', $value);
        $this->entityValidateAndSave($entity);
        // Load the entity and ensure the field was saved correctly.
        $id = $entity->id();
        $entity = EntityTest::load($id);
        $this->assertEquals($value, $entity->field_datetime[0]->value, '"Value" property can be set directly.');
        $this->assertEquals(DateTimeItemInterface::STORAGE_TIMEZONE, $entity->field_datetime->date
            ->getTimeZone()
            ->getName());
    }
    
    /**
     * Tests the constraint validations for fields with date and time.
     *
     * @dataProvider datetimeValidationProvider
     */
    public function testDatetimeValidation($value) {
        $this->expectException(AssertionFailedError::class);
        $this->fieldStorage
            ->setSetting('datetime_type', DateTimeItem::DATETIME_TYPE_DATETIME);
        $this->fieldStorage
            ->save();
        $entity = EntityTest::create();
        $entity->set('field_datetime', $value);
        $this->entityValidateAndSave($entity);
    }
    
    /**
     * Provider for testDatetimeValidation().
     */
    public function datetimeValidationProvider() {
        return [
            // Valid ISO 8601 dates, but unsupported by DateTimeItem.
[
                '2014-01-01T20:00:00Z',
            ],
            [
                '2014-01-01T20:00:00+04:00',
            ],
            [
                '2014-01-01T20:00:00+0400',
            ],
            [
                '2014-01-01T20:00:00+04',
            ],
            [
                '2014-01-01T20:00:00.123',
            ],
            [
                '2014-01-01T200000',
            ],
            [
                '2014-01-01T2000',
            ],
            [
                '2014-01-01T20',
            ],
            [
                '20140101T20:00:00',
            ],
            [
                '2014-01T20:00:00',
            ],
            [
                '2014-001T20:00:00',
            ],
            [
                '2014001T20:00:00',
            ],
            // Valid date strings, but unsupported by DateTimeItem.
[
                '2016-11-03 20:52:00',
            ],
            [
                'Thu, 03 Nov 2014 20:52:00 -0400',
            ],
            [
                'Thursday, November 3, 2016 - 20:52',
            ],
            [
                'Thu, 11/03/2016 - 20:52',
            ],
            [
                '11/03/2016 - 20:52',
            ],
            // Invalid date strings.
[
                'YYYY-01-01T20:00:00',
            ],
            [
                '2014-MM-01T20:00:00',
            ],
            [
                '2014-01-DDT20:00:00',
            ],
            [
                '2014-01-01Thh:00:00',
            ],
            [
                '2014-01-01T20:mm:00',
            ],
            [
                '2014-01-01T20:00:ss',
            ],
            // Invalid dates.
[
                '2014-13-13T20:00:00',
            ],
            [
                '2014-01-55T20:00:00',
            ],
            [
                '2014-01-01T25:00:00',
            ],
            [
                '2014-01-01T00:70:00',
            ],
            [
                '2014-01-01T00:00:70',
            ],
            // Proper format for different field setting.
[
                '2014-01-01',
            ],
            // Wrong input type.
[
                [
                    '2014',
                    '01',
                    '01',
                    '00',
                    '00',
                    '00',
                ],
            ],
        ];
    }
    
    /**
     * Tests the constraint validations for fields with date only.
     *
     * @dataProvider dateonlyValidationProvider
     */
    public function testDateonlyValidation($value) {
        $this->expectException(AssertionFailedError::class);
        $this->fieldStorage
            ->setSetting('datetime_type', DateTimeItem::DATETIME_TYPE_DATE);
        $this->fieldStorage
            ->save();
        $entity = EntityTest::create();
        $entity->set('field_datetime', $value);
        $this->entityValidateAndSave($entity);
    }
    
    /**
     * Provider for testDatetimeValidation().
     */
    public function dateonlyValidationProvider() {
        return [
            // Valid date strings, but unsupported by DateTimeItem.
[
                'Thu, 03 Nov 2014',
            ],
            [
                'Thursday, November 3, 2016',
            ],
            [
                'Thu, 11/03/2016',
            ],
            [
                '11/03/2016',
            ],
            // Invalid date strings.
[
                'YYYY-01-01',
            ],
            [
                '2014-MM-01',
            ],
            [
                '2014-01-DD',
            ],
            // Invalid dates.
[
                '2014-13-01',
            ],
            [
                '2014-01-55',
            ],
            // Proper format for different field setting.
[
                '2014-01-01T20:00:00',
            ],
            // Wrong input type.
[
                [
                    '2014',
                    '01',
                    '01',
                ],
            ],
        ];
    }

}